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  • shortening the triangle would make it less noticeable...

    From line 169:

    g.fillPoly([x,y,
    x+Math.cos(ang-a)*8, 
    y+Math.sin(ang-a)*8,
    x+Math.cos(ang+a)*8, 
    y+Math.sin(ang+a)*8]);
    
    

    And the pacman trajectory radius could be increased also:
    line 162: var r = 109;

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